New importers, exporters and data viewing tools

encodexml - Convert standard data types into XML-encoded text.
idateticks - Convert axis labels into intelligent date ticks.
mtfreadr - Reader for AdventaCT Multi-Trace Format files.
parsemixed - Parse numerical and text data into a DataSet Object.
querydb - Executes a query on a database defined by connection string.
trendtool - Univariate trend analysis tool.
writecsv - Export a DataSet object to a comma-separated values (CSV) file.